Prepare for 4.0.4-beta1

configure.ac

 AC_PREREQ(2.59)
 AC_COPYRIGHT([Copyright (c) 2006 Verdens Gang AS
-Copyright (c) 2006-2015 Varnish Software AS])
+Copyright (c) 2006-2016 Varnish Software AS])
 AC_REVISION([$Id$])
-AC_INIT([Varnish], [4.0.3], [varnish-dev@varnish-cache.org])
+AC_INIT([Varnish], [4.0.4], [varnish-dev@varnish-cache.org])
 AC_CONFIG_SRCDIR(include/miniobj.h)
 AC_CONFIG_HEADERS([config.h])
 AC_CONFIG_MACRO_DIR([m4])

doc/changes.rst

 
-==================================
-Changes from 4.0.3 to (unreleased)
-==================================
+==============================================
+Changes from 4.0.3 to 4.0.4-beta1 (2016-10-24)
+==============================================
 
 * Percent-based storage size configuration was broken
   and has been retired.